Resolution criteria on PolyGram: This market refers to the Counter-Strike Semifinal 2 match between Legacy and GamerLegion in the IEM Atlanta Playoffs, initially scheduled for May 16 at 4:30PM ET. This market will resolve to "Legacy" if Legacy win the match against GamerLegion. This market will resolve to "GamerLegion" if GamerLegion win the match against Legacy. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one team wins due to the opponent's forfeiture, disqualification, or walkover, this market will resolve to the team who wins.
Real-money prediction markets aggregate live odds from thousands of traders, surfacing a sharper probability than any single forecast. Odds will populate live once the order book fills resolving today, backed by $1.2M of resting liquidity.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Map Handicap: GL (-1.5) vs Legacy (+1.5) | 0% YES | 100% NO |
| Match Winner | 0% YES | 100% NO |
| Map 1 Winner | 0% YES | 100% NO |
| Map 2 Winner | 100% YES | 0% NO |
| O/U 2.5 Games | 100% YES | 0% NO |
| Map Handicap: LGC (-1.5) vs GamerLegion (+1.5) | 0% YES | 100% NO |
| Odd/Even Total Kills | 0% YES | 100% NO |
| Odd/Even Total Rounds | 0% YES | 100% NO |
Legacy are due to play GamerLegion in a best-of-three semifinal at IEM Atlanta, with the market set to resolve on the match winner if the series is completed. The current 50% implied probability on Polymarket is a clean reflection of a balanced order book rather than a clear directional lean, so price discovery is being driven mainly by incoming liquidity and any late team or schedule information rather than a strong consensus edge.
From the available pre-match records, both sides arrive with recent wins against strong opposition, which helps explain why the book has not moved far from parity. Legacy’s results include wins over Astralis, M80 and 9z, while GamerLegion have also beaten Astralis, Liquid and paiN, with only a narrow loss to Natus Vincere in that span. Published previews from GosuGamers and Dust2.us list the fixture as a playoff BO3 and place the teams close together in world ranking, reinforcing a market that should trade around small informational shifts rather than a major structural mismatch.
The key catalysts are straightforward: official match start timing, any change to the semifinal schedule, and whether either side reports roster or technical issues before veto and map one. The current settlement window runs to 23:15 UTC, so any postponement beyond that could push the contract towards the fallback outcome described in the rules. For traders, the main live inputs are the ESL bracket update, team social channels, and the verified live score feed, since a delayed start or unfinished series can matter as much as raw pre-match form.
This market settles from the official outcome published at https://www.twitch.tv/ESLCS. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
For this market, the resolution date is 16 May 2026. A UMA proposer can submit the outcome from that moment; the two-hour dispute window closes at , and assuming no counter-claim is staked, winning USDC clears to trader balances by approximately .
If a dispute is filed inside the two-hour window, the outcome escalates to UMA token-holder voting, which extends settlement by roughly 48 hours. Disputed resolutions are rare — fewer than 0.5% of PolyGram markets in 2026 to date — and even rarer for events with clear, verifiable resolution sources.
Funds clear directly to your in-app USDC balance on Polygon. From there, withdrawals are non-custodial: send to any address you control, typical confirmation under 30 seconds, gas paid in USDC if you'd rather not hold MATIC.
Minimum order size on PolyGram is $1.00, with no maximum cap aside from available book depth. Orders route into Polymarket's on-chain CLOB on Polygon; the matching engine pairs YES buyers with NO buyers atomically — every executed trade is settled on-chain with no counterparty risk.
The trade ticket includes a slippage box (default 2%, configurable 0.1%-10%) that caps the worst-case entry price. Your maximum loss is your stake — winning YES (or NO) shares pay $1.00 each at resolution. Your slippage tolerance and the depth of resting limit orders determine the actual fill.
PolyGram charges 0% house edge — no spread mark-up, no rake on winnings, no withdrawal fees beyond network gas. The platform earns exclusively from optional features (copy-trade boosts, advanced order types, the yield vault on idle USDC); the trading surface itself is at-cost.
The mechanics for trading "Counter-Strike: Legacy vs GamerLegion (BO3) - IEM Atlanta Playoffs" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$1.3M in lifetime turnover and $1.2M of resting liquidity puts this market in the top 2% by volume for esports contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $1.3M in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.twitch.tv/ESLCS. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 16 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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